Home / 27,131.66-37,444.90-15,192.69

Finding the Fourth Proportional to 27,131.66, 37,444.90 and 15,192.69

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Solution

The fourth proportional to 27,131.66, 37,444.90 and 15,192.69 is: 20,967.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,131.66 : 37,444.90 = 15,192.69 : x
  2. Step 2: Convert to fraction form
    27,131.66/37,444.90 = 15,192.69/x
  3. Step 3: Cross multiply
    27,131.66x = 37,444.90 × 15,192.69
  4. Step 4: Simplify right side
    27,131.66x = 568,888,757.78
  5. Step 5: Solve for x
    x = 568,888,757.78/27,131.66
  6. Step 6: Final answer
    x = 20,967.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.